Delicious is a social bookmarking service that allows users to tag, save, manage and share web pages from a centralized source. With emphasis on the power of the community, Delicious greatly improves how people discover, remember and share on the Internet. No multi-language support, only english.
Firefox addon: http://www.delicious.com/help/quicktour/firefox
Google Chrome Add-On: http://www.delicious.com/help/quicktour/chrome
Internet Explorer Add-On: http://www.delicious.com/help/quicktour/ie
